The Forensic Crash Unit is investigating a fatal two-vehicle traffic crash that occurred in Wellington Point last night, October 3.
Initial investigations indicate a Yamaha R7 motorbike and Mercedes GLE 400 crashed on Birkdale Road about 7.30pm.
The motorbike burst into flames on impact and as a result both vehicles were destroyed by fire.
A 21-year-old Corinda man sustained critical injuries and was subsequently declared deceased at the scene.
The 52-year-old female driver was not injured but two passengers, a 20-year-old woman and a three-year-old girl, were taken to Princess Alexandra Hospital for treatment.
Witnesses, or anyone with relevant dashcam vision, is urged to come forward.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting or call 131 444.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.